Low density glassy materials for bioremediation supports

Chemistry: molecular biology and microbiology – Carrier-bound or immobilized enzyme or microbial cell;... – Enzyme or microbial cell is immobilized on or in an...

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435262, 502 7, 502413, 502416, 210615, 210617, C12N 1114, B01J 2020

Patent

active

055189105

ABSTRACT:
A bioremediation support for the support of microorganisms used in the biotreatment of an aqueous waste stream or contaminated vapor is made of a low-density siliceous glassy material. This material has a cellular or frothy texture, large pores of greater than 1,000 Anstrom units in diameter dispersed throughout the material, a high macropore volume in pores of greater than 1,000 .ANG. of more than 0.3 cc/cc and a BET surface area of greater than 10 m.sup.2 /g. A preferred material is pumice.

REFERENCES:
patent: 3929630 (1975-12-01), Smith

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